Re: veths often slow to come up

2015-08-06 Thread Shaun Crampton
> Take a look at linkwatch_urgent_event at net/core/link_watch.c, and all >of > link_watch.c in general. That's where the 1s delay comes from. Thanks for the diagnosis, I¹ll take a look. -Shaun -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to

Re: veths often slow to come up

2015-08-05 Thread Thadeu Lima de Souza Cascardo
On Tue, Aug 04, 2015 at 08:26:28PM -0700, Cong Wang wrote: > (Cc'ing netdev for network issues) > > On Tue, Aug 4, 2015 at 6:42 AM, Shaun Crampton > wrote: > > Please CC me on any responses, thanks. > > > > Setting both ends of a veth to be oper UP completes very quickly but I > > find that pings

Re: veths often slow to come up

2015-08-04 Thread Cong Wang
(Cc'ing netdev for network issues) On Tue, Aug 4, 2015 at 6:42 AM, Shaun Crampton wrote: > Please CC me on any responses, thanks. > > Setting both ends of a veth to be oper UP completes very quickly but I > find that pings only start flowing over the veth after about a second. > This seems to cor